package com.lagou.controller;


import com.github.pagehelper.PageInfo;
import com.lagou.domain.Menu;
import com.lagou.domain.MenuVO;
import com.lagou.domain.ResponseResult;
import com.lagou.service.MenuService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.HashMap;
import java.util.List;

@RestController
@RequestMapping("/menu")
public class MenuController {

    @Autowired
    private MenuService menuService;

    /**
     * 查询菜单列表信息
     */
    @RequestMapping("/findAllMenu")
    public ResponseResult findAllMenu(MenuVO menuVO) {
        PageInfo<Menu> allMenu = menuService.findAllMenu(menuVO);
        ResponseResult responseResult = new ResponseResult(true, 200, "查询所有菜单信息成功", allMenu);
        return responseResult;
    }

    /*回显菜单信息*/
    @RequestMapping("/findMenuInfoById")
    public ResponseResult findMenuInfoById(Integer id) {
        ResponseResult responseResult = null;
        //判断根据id的值判断当前是更新还是添加操作 判断id 的值是否为-1
        if (id == -1) {
            //添加 回显信息中不需要查询menu信息
            List<Menu> subMenuListByPid = menuService.findSubMenuListByPid(-1);
            //封装数据
            HashMap<String, Object> map = new HashMap<>();
            map.put("menuInfo", null);
            map.put("parentMenuList", subMenuListByPid);
            responseResult = new ResponseResult(true, 200, "添加回显成功", map);
        } else {
            //修改操作 回显所有menu信息
            Menu menu = menuService.findMenuById(id);
            List<Menu> subMenuListByPid = menuService.findSubMenuListByPid(-1);
            //封装数据
            HashMap<String, Object> map = new HashMap<>();

            map.put("menuInfo", menu);
            map.put("parentMenuList", subMenuListByPid);

            responseResult = new ResponseResult(true, 200, "修改回显成功", map);
        }
        return responseResult;
    }

    /*添加&修改菜单*/
    @RequestMapping("/saveOrUpdateMenu")
    public ResponseResult saveOrUpdateMenu(@RequestBody Menu menu) {
        ResponseResult responseResult = null;
        System.out.println(menu);
        if (menu.getId() == null) {
            menuService.saveMenu(menu);
            responseResult = new ResponseResult(true, 200, "添加菜单成功", null);
        } else {
            menuService.updateMenu(menu);
            responseResult = new ResponseResult(true, 200, "修改菜单成功", null);
        }
        return responseResult;
    }
}
